@article{davis1997,
  author  = {C. H. Davis},
  title   = {A Robust Threshold Retracking Algorithm for Measuring Ice-Sheet Surface Elevation Change from Satellite Radar Altimeters},
  journal = {IEEE Transactions on Geoscience and Remote Sensing},
  year    = {1997},
  volume  = {35},
  number  = {4},
  pages   = {974--978},
  doi     = {10.1109/36.602540}
}
